J.C. Penney agreed on Thursday not to sell products designed by Martha Stewart in categories deemed exclusive to Macy's before a court date in April. The case was postponed due to scheduling conflicts.

CNBC's Courtney Reagan Martha Stewart is leaving the courthouse. Macy's lawyers tried to get Stewart to agree that she understood that Macy's did have an exclusive over some of the products in question.

CNBC's Courtney Reagan reports the latest twists in the retail drama between Macy's and JC Penney for the rights to sell Martha Stewart brands. Meanwhile, a large shareholder is selling a big chunk of JCP stock.

Martha Stewart is back in court today, caught in the middle of a legal battle between Macy's and JC Penney. Also, one of JCP's largest shareholders is selling a chunk of the company's stock, reports CNBC's Courtney Reagan.

CNBC's Robert Frank and Courtney Reagan discuss recent situations where business became personal: the Bill Ackman-Carl Icahn feud and the battle over Martha Stewart products between JC Penney and Macy's.

JC Penny and Macy's are going head to head today at the New York Supreme Court over whether Martha Stewart's contract with Macy's prevents JC Penney from selling Martha Stewart Living Omnimedia products in certain categories, reports CNBC's Courtney Reagan.

"We have an extensive line of products coming to JC Penney starting in March," said Martha Stewart, Martha Stewart Living Omnimedia founder, discussing the challenges and successes facing her business empire.